科技发展日新月异。
Technology advances with each passing day.
daily renewal, monthly change (idiom); every day sees new developments; rapid progress
Every character draws itself, stroke by stroke. Then grab the brush: trace it yourself and hear the word when you finish.
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Chinese words snap together like bricks. Every word below shares a character with this one, so you are already halfway to knowing it.
科技发展日新月异。
Technology advances with each passing day.
城市面貌日新月异。
The city's look changes every day.